Four people were killed and a fifth was injured in a mass shooting at a Midtown Manhattan office building on Monday.

Members of the New York Police Department paid tribute to Officer Didarul Islam, one of the people killed in Monday's Manhattan shooting. Islam, 36, died Monday when a gunman opened fire inside a New York City office building.

A New York City police officer killed during a shooting at a Manhattan office tower is being laid to rest. NEW YORK (AP) — A New York City police officer who was among the four people shot and killed by a gunman during a rampage at a Manhattan office tower will be laid to rest Thursday.